Improvement in lamps



H. c. HUTCHINSON'.

Lamp. No. 45,719. L Patent ed Jan. 3. 1865..

7527366563 fiwwzz'vr UNITED STATES PATENT OEEI-cE.

HENRY c. HUTGHINSON, or GAYUGA, NEW YORK.

IMPROVEMENT IN LAMPS.

Specification forming part of Letters Patent No. 45,7 19, dated January 3, 1865; antedated September 12, 1863.

To all whom it may concern:

Be it known that I, HENRY C. HUTCHIN- SON, of Cayuga, county of Cayuga, and State I of New York, have invented a new and useful Improvement in Lamps having a central dlat't, being a new and improved mode of raising and lowering wicks in lamps having circular or curved wick-tubes; and I do hereby declare that the following is a full and exact description thereof reference being had to the accompanying drawings, and to the letters of reference marked thereon, in which-- Figure 1 is a vertical section, and Fig. 2 a 11(1'lZOI1tfi1 section, of the same.

A A are ratchets; B B, wick-tubes; G G, basin or chamber around ratchets forming bearings for shafts of same; D, screen or guard across central tube; E E, thumb-wheels attached to shafts of ratchets; F F, shafts of ratchets.

In the above-described drawings two ratehets and two wick-tubes are shown. The same I disclaim the invention of the curved wicktube.

I claim- The combination of the ratchet A on the shaft F with the circular or curved wick-tube B and basin or chamber 0, as and for the purpose substantially as described.

HENRY O. HUTOEIINSON.

Witnesses:

JOHN S. HOLLINGSHEAD, J OHN Q. AMADON. 

